if($username=="" or $password=="") {
echo "<h3> ERRER : กรุณากรอกข้อมูลให้ครบ</h3>";
exit();
}
include "connect.php";
$sql="select * from person where username='$username' and password='$password' ";
$result=mysql_db_query($dbname,$sql);
$num=mysql_num_rows($result);
mysql_close();
if($username=="" or $password=="") {
echo "<h3> ERRER : กรุณากรอกข้อมูลให้ครบ</h3>";
exit();
}
include "connect.php";
$sql="select * from person where username='$username' and password='$password' ";
$result=mysql_db_query($dbname,$sql);
$num=mysql_num_rows($result);
mysql_close();